I 15
I 15 in Las Vegas, Clark County, Nevada received a condition grade of B (61/100). Built in 1964, the bridge carries 122K vehicles daily on I 15 over Uprr.
Component Ratings
The riding surface — evaluated for cracking, spalling, and wear
Beams, girders, and trusses that support the deck
Piers, abutments, and foundations below the deck
Bridge Details
About This Bridge
I 15 is a 62-year-old bridge located Las Vegas in Clark County, Nevada. The bridge carries I 15 over Uprr with 5 traffic lanes, handling approximately 122K vehicles per day. Built in 1964, the structure spans 97.8 meters.
The bridge received a Condition Grade of B (61/100) based on Federal Highway Administration inspection data. Its deck is rated 6/9 (fair), superstructure 6/9 (fair), and substructure 6/9 (fair).
This bridge is owned and maintained by State Highway Agency.
Location Map
Frequently Asked Questions
I 15 has a Condition Score of 61/100 (Grade B). Its deck is rated 6/9, superstructure 6/9, and substructure 6/9 on the NBI scale. The bridge is not classified as structurally deficient.
I 15 was built in 1964, making it 62 years old. The average bridge age in the United States is 48 years.
I 15 carries approximately 122K vehicles per day (average daily traffic). The bridge has 5 traffic lanes. It is 97.8 meters long and located on I 15 in Las Vegas, Clark County, Nevada.
No, I 15 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.
I 15 is located Las Vegas in Clark County, Nevada. The bridge carries I 15 over Uprr. Its coordinates are 36.122017, -115.180450. It is maintained by State Highway Agency.
I 15 carries I 15 over Uprr. The bridge is 97.8 meters long and was built in 1964.
Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.